The maximum daily temperature 30°C — 27 May 2022.
The maximum night temperature 20.5°C — 31 May 2018.
The minimum daily temperature 8.5°C — 5 May 2019.
The minimum night temperature 5°C — 18 May 2016.
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Portoroz, Slovenia — weather in May, water temperature
Weather in resort cities around the world, data for the past 5 years. Information includes daytime and nighttime temperatures, water temperature, rainfall, and day length. Convenient graphics and weather comparison in different resorts around the world.
Portoroz — weather by month, water temperature
Portoroz — weather in May, water temperature
Air temperature
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
Water temperature
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
The warmest water 22.9 °C — 31 May 2018.
The coldest water 14 °C — 1 May 2022.
Sunny, cloudy and gloomy days
Sunny days — 15
Rainy days — 9
Gloomy days — 7
Precipitation, mm
Maximum precipitation 119.9 mm — September.
Minimum precipitation 69.6 mm — March.
Wind speed, km / h
Maximum wind speed 10.9 km / h — February.
Minimum wind speed 8.1 km / h — December.
Number of hours of sunshine
The maximum number of hours of sunshine per day 12 h. — July.
The minimum number of hours of sunshine per day 4.6 h. — December.
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